diff mbox series

rbd: don't mess with a page vector in rbd_notify_op_lock()

Message ID 20200317144847.10913-1-idryomov@gmail.com (mailing list archive)
State New, archived
Headers show
Series rbd: don't mess with a page vector in rbd_notify_op_lock() | expand

Commit Message

Ilya Dryomov March 17, 2020, 2:48 p.m. UTC
rbd_notify_op_lock() isn't interested in a notify reply.  Instead of
accepting that page vector just to free it, have watch-notify code take
care of it.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
---
 drivers/block/rbd.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

Comments

Jason Dillaman March 17, 2020, 3:25 p.m. UTC | #1
On Tue, Mar 17, 2020 at 10:50 AM Ilya Dryomov <idryomov@gmail.com> wrote:
>
> rbd_notify_op_lock() isn't interested in a notify reply.  Instead of
> accepting that page vector just to free it, have watch-notify code take
> care of it.
>
> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
> ---
>  drivers/block/rbd.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
> index f44ce9ccadd6..acafdae16be2 100644
> --- a/drivers/block/rbd.c
> +++ b/drivers/block/rbd.c
> @@ -3754,11 +3754,7 @@ static int __rbd_notify_op_lock(struct rbd_device *rbd_dev,
>  static void rbd_notify_op_lock(struct rbd_device *rbd_dev,
>                                enum rbd_notify_op notify_op)
>  {
> -       struct page **reply_pages;
> -       size_t reply_len;
> -
> -       __rbd_notify_op_lock(rbd_dev, notify_op, &reply_pages, &reply_len);
> -       ceph_release_page_vector(reply_pages, calc_pages_for(0, reply_len));
> +       __rbd_notify_op_lock(rbd_dev, notify_op, NULL, NULL);
>  }
>
>  static void rbd_notify_acquired_lock(struct work_struct *work)
> --
> 2.19.2
>

Reviewed-by: Jason Dillaman <dillaman@redhat.com>
diff mbox series

Patch

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index f44ce9ccadd6..acafdae16be2 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -3754,11 +3754,7 @@  static int __rbd_notify_op_lock(struct rbd_device *rbd_dev,
 static void rbd_notify_op_lock(struct rbd_device *rbd_dev,
 			       enum rbd_notify_op notify_op)
 {
-	struct page **reply_pages;
-	size_t reply_len;
-
-	__rbd_notify_op_lock(rbd_dev, notify_op, &reply_pages, &reply_len);
-	ceph_release_page_vector(reply_pages, calc_pages_for(0, reply_len));
+	__rbd_notify_op_lock(rbd_dev, notify_op, NULL, NULL);
 }
 
 static void rbd_notify_acquired_lock(struct work_struct *work)